Above Napa County Palisades Fall 2005 - Napa County's Palisades are a dramatic mile-long volcanic wall set along a ridge that overlooks Calistoga and the Napa Valley. Aerial View above the spectacular sheer volcanic cliffs with breathtaking with long-distance views to the south down the Napa Valley and across miles of hills to the east. Sun-kissed with the light of sunset. Feel private and on top of the Napa Valley for a moment without the hike. Produced by Sandra Cannon for www.sfbayimages.com . Helicopter Footage.